Dissidia Final Fantasy Opera Omnia is bringing you Sephiroth

Dissidia Final Fantasy Opera Omnia is a mobile game that includes parts of the classic turn-based Final Fantasy combat. There are characters to play with from all over the Final Fantasy universe, and now a temporary event starts until the 14th of October where you can add Sephiroth to your roster, get temporary rewards and do temporary missions which will only be available during these two weeks.